Inner blade hub



FIG. 1 is a top perspective view of an inner blade hub;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a right-side elevational view thereof;

FIG. 7 is a cross-sectional view thereof taken along line 7-7 of FIG. 3; and,

FIG. 8 is a top perspective view thereof being integrated into a height-adjustable skin excision biopsy device.

The broken line showing of a push tab, a pair of engaging teeth, and a plurality of sliding tabs in FIGS. 1-7, and the broken line showing of an outer hub and a hollow cylindrical handle in FIG. 8 are included for the purpose of showing environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for an inner blade hub, as shown and described. 